Widen your reading list with the materials listed below.

Knoblauch, H. (2008). The performance of knowledge: Pointing and knowledge in PowerPoint presentations. Cultural Sociology, 2(1), 75–97. Retrieved from http://journals.sagepub.com/doi/pdf/10.1177/1749975507086275

Othman, Z. (2010). The use of okay, right and yeah in academic lectures by native speaker lecturers: Their ‘anticipated’ and ‘real’ meanings. Discourse Studies, 12(5), 665–681. Retrieved from http://journals.sagepub.com/doi/pdf/10.1177/1461445610376365

Stark, D., & Paravel, V. (2008). PowerPoint in public: Digital technologies and the new morphology of demonstration. Theory, Culture & Society, 25(5), 30–55. Retrieved from http://journals.sagepub.com/doi/pdf/10.1177/0263276408095215